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Posted to commits@cassandra.apache.org by "Jonathan Ellis (JIRA)" <ji...@apache.org> on 2009/09/08 19:17:57 UTC

[jira] Created: (CASSANDRA-432) possible to have orphaned data files that never get deleted

possible to have orphaned data files that never get deleted
-----------------------------------------------------------

                 Key: CASSANDRA-432
                 URL: https://issues.apache.org/jira/browse/CASSANDRA-432
             Project: Cassandra
          Issue Type: Bug
            Reporter: Jonathan Ellis
            Priority: Minor
             Fix For: 0.5


startup looks for data files, then tries to load them

delete removes starting w/ the data file (so that if there is a partial delete, we don't panic on the next start b/c of missing index or bloom filter)

but this means that if we have a partial delete, the index/BF files can persist forever

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[jira] Commented: (CASSANDRA-432) possible to have orphaned data files that never get deleted

Posted by "Hudson (JIRA)" <ji...@apache.org>.
    [ https://issues.apache.org/jira/browse/CASSANDRA-432?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12773033#action_12773033 ] 

Hudson commented on CASSANDRA-432:
----------------------------------

Integrated in Cassandra #247 (See [http://hudson.zones.apache.org/hudson/job/Cassandra/247/])
    scan on startup for orphaned filter and index files and remove them.
patch by Gary Dusbabek; reviewed by jbellis for 


> possible to have orphaned data files that never get deleted
> -----------------------------------------------------------
>
>                 Key: CASSANDRA-432
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-432
>             Project: Cassandra
>          Issue Type: Bug
>            Reporter: Jonathan Ellis
>            Assignee: Gary Dusbabek
>            Priority: Minor
>             Fix For: 0.5
>
>         Attachments: cassandra-432-v1.patch, cassandra-432-v2.patch
>
>
> startup looks for data files, then tries to load them
> delete removes starting w/ the data file (so that if there is a partial delete, we don't panic on the next start b/c of missing index or bloom filter)
> but this means that if we have a partial delete, the index/BF files can persist forever

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[jira] Commented: (CASSANDRA-432) possible to have orphaned data files that never get deleted

Posted by "Gary Dusbabek (JIRA)" <ji...@apache.org>.
    [ https://issues.apache.org/jira/browse/CASSANDRA-432?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12772613#action_12772613 ] 

Gary Dusbabek commented on CASSANDRA-432:
-----------------------------------------

Yeah, not needed.  It was leftover from a more complicated regex.

> possible to have orphaned data files that never get deleted
> -----------------------------------------------------------
>
>                 Key: CASSANDRA-432
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-432
>             Project: Cassandra
>          Issue Type: Bug
>            Reporter: Jonathan Ellis
>            Assignee: Gary Dusbabek
>            Priority: Minor
>             Fix For: 0.5
>
>         Attachments: cassandra-432-v1.patch, cassandra-432-v2.patch
>
>
> startup looks for data files, then tries to load them
> delete removes starting w/ the data file (so that if there is a partial delete, we don't panic on the next start b/c of missing index or bloom filter)
> but this means that if we have a partial delete, the index/BF files can persist forever

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[jira] Commented: (CASSANDRA-432) possible to have orphaned data files that never get deleted

Posted by "Jonathan Ellis (JIRA)" <ji...@apache.org>.
    [ https://issues.apache.org/jira/browse/CASSANDRA-432?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12768389#action_12768389 ] 

Jonathan Ellis commented on CASSANDRA-432:
------------------------------------------

(refering to ColumnFamilyStore.onStart and SSTable.delete)

> possible to have orphaned data files that never get deleted
> -----------------------------------------------------------
>
>                 Key: CASSANDRA-432
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-432
>             Project: Cassandra
>          Issue Type: Bug
>            Reporter: Jonathan Ellis
>            Assignee: Gary Dusbabek
>            Priority: Minor
>             Fix For: 0.5
>
>
> startup looks for data files, then tries to load them
> delete removes starting w/ the data file (so that if there is a partial delete, we don't panic on the next start b/c of missing index or bloom filter)
> but this means that if we have a partial delete, the index/BF files can persist forever

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[jira] Updated: (CASSANDRA-432) possible to have orphaned data files that never get deleted

Posted by "Gary Dusbabek (JIRA)" <ji...@apache.org>.
     [ https://issues.apache.org/jira/browse/CASSANDRA-432?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Gary Dusbabek updated CASSANDRA-432:
------------------------------------

    Attachment: cassandra-432-v2.patch

removes redundant {1} from regex.

> possible to have orphaned data files that never get deleted
> -----------------------------------------------------------
>
>                 Key: CASSANDRA-432
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-432
>             Project: Cassandra
>          Issue Type: Bug
>            Reporter: Jonathan Ellis
>            Assignee: Gary Dusbabek
>            Priority: Minor
>             Fix For: 0.5
>
>         Attachments: cassandra-432-v1.patch, cassandra-432-v2.patch
>
>
> startup looks for data files, then tries to load them
> delete removes starting w/ the data file (so that if there is a partial delete, we don't panic on the next start b/c of missing index or bloom filter)
> but this means that if we have a partial delete, the index/BF files can persist forever

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[jira] Updated: (CASSANDRA-432) possible to have orphaned data files that never get deleted

Posted by "Gary Dusbabek (JIRA)" <ji...@apache.org>.
     [ https://issues.apache.org/jira/browse/CASSANDRA-432?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Gary Dusbabek updated CASSANDRA-432:
------------------------------------

    Attachment: cassandra-432-v1.patch

Removes stray -Index.db and -Filter.db files.

> possible to have orphaned data files that never get deleted
> -----------------------------------------------------------
>
>                 Key: CASSANDRA-432
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-432
>             Project: Cassandra
>          Issue Type: Bug
>            Reporter: Jonathan Ellis
>            Assignee: Gary Dusbabek
>            Priority: Minor
>             Fix For: 0.5
>
>         Attachments: cassandra-432-v1.patch
>
>
> startup looks for data files, then tries to load them
> delete removes starting w/ the data file (so that if there is a partial delete, we don't panic on the next start b/c of missing index or bloom filter)
> but this means that if we have a partial delete, the index/BF files can persist forever

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[jira] Commented: (CASSANDRA-432) possible to have orphaned data files that never get deleted

Posted by "Jonathan Ellis (JIRA)" <ji...@apache.org>.
    [ https://issues.apache.org/jira/browse/CASSANDRA-432?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12772611#action_12772611 ] 

Jonathan Ellis commented on CASSANDRA-432:
------------------------------------------

isn't the {1} in the pattern redundant?  or am i mis-remembering what it means?  (i think it means "specify a count for the preceding item")

> possible to have orphaned data files that never get deleted
> -----------------------------------------------------------
>
>                 Key: CASSANDRA-432
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-432
>             Project: Cassandra
>          Issue Type: Bug
>            Reporter: Jonathan Ellis
>            Assignee: Gary Dusbabek
>            Priority: Minor
>             Fix For: 0.5
>
>         Attachments: cassandra-432-v1.patch
>
>
> startup looks for data files, then tries to load them
> delete removes starting w/ the data file (so that if there is a partial delete, we don't panic on the next start b/c of missing index or bloom filter)
> but this means that if we have a partial delete, the index/BF files can persist forever

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[jira] Assigned: (CASSANDRA-432) possible to have orphaned data files that never get deleted

Posted by "Jonathan Ellis (JIRA)" <ji...@apache.org>.
     [ https://issues.apache.org/jira/browse/CASSANDRA-432?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Jonathan Ellis reassigned CASSANDRA-432:
----------------------------------------

    Assignee: Gary Dusbabek

> possible to have orphaned data files that never get deleted
> -----------------------------------------------------------
>
>                 Key: CASSANDRA-432
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-432
>             Project: Cassandra
>          Issue Type: Bug
>            Reporter: Jonathan Ellis
>            Assignee: Gary Dusbabek
>            Priority: Minor
>             Fix For: 0.5
>
>
> startup looks for data files, then tries to load them
> delete removes starting w/ the data file (so that if there is a partial delete, we don't panic on the next start b/c of missing index or bloom filter)
> but this means that if we have a partial delete, the index/BF files can persist forever

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